Toynbee, Arnold J. "The Forfeited Birthright of the Abortive Far Western Christian Civilization"Divergence: 664 CEWhat if: The Synod of Whitby adopted the teachings of Colman, and Charles Martel
lost at Tours.Comments: How European Christianity would have divided between the Celts of the
North and the Roman-Orthodox of the South and East, with France Muslim.Published: In A Study of History, Volume II, Oxford University 1934
(0192152084BUY).